The Varangians or Varyags (Old Norse: Væringjar; Greek: Βάραγγοι, Βαριάγοι, Varangoi,Variagoi) was the name given by Greeks and East Slavs to Vikings, who between the 9th and 11th centuries ruled the medieval state of Rus' and formed the Byzantine Varangian Guard.
The Mexica or Mexicas — called Aztecs in occidental historiography, although this term is not limited to the Mexica — were an indigenous people of the Valley of Mexico, known today as the rulers of the Aztec empire.
The Sacred Band of Thebes (Ancient Greek: Ἱερὸς Λόχος, Hieròs Lókhos) was a troop of picked soldiers, consisting of 150 pairs of male lovers which formed the elite force of the Theban army in the 4th century BC.
The Antonine Wall is a stone and turf fortification built by the Romans across what is now the Central Belt of Scotland, between the Firth of Forth and the Firth of Clyde. Representing the northernmost frontier barrier of the Roman Empire, it spanned approximately 63 kilometres (39 miles) and was about 3 metres (10 feet) high and 5 metres (16 feet) wide. Security was bolstered by a deep ditchon the northern side. The barrier was the second of two "great walls" created by the Romans in Northern Britain. Its ruins are less evident than the better known Hadrian's Wall to the south.
Although paper had been known as a wrapping and padding material in China since the 2nd century BC, the first documented use of toilet paper in human history dates back to the 6th century AD, in early medieval China. In 589 AD the scholar-official Yan Zhitui (531–591) wrote about the use of toilet paper.